linux-kernel - Re: Problem with freezable workqueues

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Message-Id: <200702282339.31234.rjw@sisk.pl>
Date:	Wed, 28 Feb 2007 23:39:30 +0100
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	Oleg Nesterov <oleg@...sign.ru>, Pavel Machek <pavel@....cz>
Cc:	vatsa@...ibm.com, Gautham R Shenoy <ego@...ibm.com>,
	Johannes Berg <johannes@...solutions.net>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: Problem with freezable workqueues

On Wednesday, 28 February 2007 21:35, Oleg Nesterov wrote:
> On 02/28, Rafael J. Wysocki wrote:
> > 
> > Okay, but I've just finished the patch that removes the freezability of
> > workqueues (appended), so can we please do this in a separate one?
> 
> Please, please, no. This patch is of course correct, but it breaks _a lot_
> of patches in -mm tree.
> 
> May I ask you to send just
> 
> > ===================================================================
> > --- linux-2.6.21-rc2.orig/fs/xfs/linux-2.6/xfs_buf.c
> > +++ linux-2.6.21-rc2/fs/xfs/linux-2.6/xfs_buf.c
> > @@ -1829,11 +1829,11 @@ xfs_buf_init(void)
> >  	if (!xfs_buf_zone)
> >  		goto out_free_trace_buf;
> >  
> > -	xfslogd_workqueue = create_freezeable_workqueue("xfslogd");
> > +	xfslogd_workqueue = create_workqueue("xfslogd");
> >  	if (!xfslogd_workqueue)
> >  		goto out_free_buf_zone;
> >  
> > -	xfsdatad_workqueue = create_freezeable_workqueue("xfsdatad");
> > +	xfsdatad_workqueue = create_workqueue("xfsdatad");
> >  	if (!xfsdatad_workqueue)
> >  		goto out_destroy_xfslogd_workqueue;
> >  
> > 
> 
> this bit?
> 
> After that, we can do the "removes the freezability of workqueues" patch
> against -mm tree.

Okay, if that's better.

Pavel, is that acceptable to you?

Rafael
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